Final answer:
In a pre-trip inspection test, you should check for leaks or cracks, proper connections, and worn or frayed areas in hoses, which summarizes as 'All of the above'.
Step-by-step explanation:
During your pre-trip inspection test, when examining hoses with the instructor, you need to look for several specific issues that can affect the safety and functionality of a vehicle. These include:
Leaks or cracks in the hoses, which could lead to fluid loss and system failure.
Proper connections, ensuring that hoses are securely connected to avoid dislodgement or leaks.
Worn or frayed areas, indicating that the hose material has been compromised, potentially leading to breaks or leaks.
Therefore, the correct answer to what you should look for is '4) All of the above'. Each of these points is crucial for maintaining the vehicle's safety and performance.